Makes 52 (1 ½-inch) bars
Preparation time: 45 minutes
- Heat oven to 350 F.
Cream 1 cup butter and brown sugar; blend in eggs, 1 teaspoon vanilla and salt.
Combine flour, soda and oats; stir into creamed mixture.
Spread two-thirds of the dough in a greased 9x13 baking ban.
In a heavy saucepan, combine 2 tablespoons butter, milk and chocolate chips; cook over low heat, stirring constantly until butter and chocolate melt. Stir in 1 teaspoon vanilla.
Spread chocolate mixture over dough in pan.
Drop remaining dough by teaspoonfuls on top of chocolate layer.
Bake about 25 minutes. Cool and cut into bars to serve.